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                      首頁>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>113SB正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

                      正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

                      簡要描述:

                      正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm,侵入途徑:吸入、食入、經(jīng)皮吸收。健康危害:本品有麻醉和刺激作用。長期接觸可致周圍神經(jīng)炎。急性中毒:吸入高濃度本品出現(xiàn)頭痛、頭暈、惡心、共濟(jì)失調(diào)等,重者引起神志喪失甚至死亡。對眼和上呼吸道有刺激性。

                      更新時間:2024-12-25

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                      正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

                      正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

                      Tube 13SB

                      1. PERFORMANCE
                      1) Measuring range :50-1400 ppm
                      Number of pump strokes 1(100ml)
                      2) Sampling time :1.5 minutes/1 pump stroke
                      3) Detectable limit :5 ppm
                      4) Shelf life :2 years
                      5) Operating temperature :0~40℃
                      6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
                      7) Reading :Direct reading from the scale calibrated by 1 pump stroke
                      8) Colour change :Orange→Yellowish green
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low:10% RSD-mid.:5% RSD-high:5%
                      3. CHEMICAL REACTION
                      Chromium oxide is reduced.
                      CH3(CH2)4CH3+Cr6++H2SO4→Cr3+
                      4. CALIBRATION OF THE TUBE
                      GAS CHROMATOGRAPHY
                      5. INTERFERENCE AND CROSS SENSITIVITY
                      GAS To pump
                      1400
                      1200
                      1000
                      800
                      600
                      400
                      200
                      100
                      50
                      ppm
                      ????
                      ????
                      113SB n-HEXANE
                      Substance Interference Coexistence
                      Aromatic hydrocarbons FIG.1,2 Black stain is produced. Higher readings are given.
                      Paraffin (morefi nth haynd Cro3c)arbons Similar stain is produced. 〃
                      In presence of Alcohols, Ketones or Esters less than 6%, the accuracy of readings is not affected.
                      0
                      500
                       Benzene〔ppm〕?
                      FIG.1 Influence of Benzene
                      n-Hexane indicating value 〔ppm〕
                      50 100 0
                      500
                       Toluene〔ppm〕?
                      FIG.2 Influence of Toluene
                      n-Hexane indicating value 〔ppm〕 100 150 50
                      TEMPERATURE CORRECTION TABLE
                      Scale True Concentration (ppm)
                      Readings 0℃ 10℃ 20℃ 30℃ 40℃
                      (ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
                      1,400 1,730 1,530 1,400 1,270 1,180
                      1,200 1,470 1,320 1,200 1,090 1,010
                      1,000 1,230 1,100 1,000 910 840
                      800 980 870 800 720 670
                      600 740 660 600 550 500
                      400 470 430 400 360 330
                      200 220 210 200 180 170

                      韩国三级大全久久网站_色噜噜一区二区三区_高清欧美性猛交xxxx黑人猛_激情五月开心婷婷_来一水AV@lysav
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